@font-face { font-family: 'Trajan'; src: local('Trajan Pro'), local('Trajan'), serif; }
  .main{
    padding: 15px 50px;
    font-family: 'Trajan', serif;
    max-width: 1200px;
    margin: auto;
    background-color: #ffffff;
    box-shadow: 0 10px 30px rgba(0,0,0,0.08);
  }

  .main h1 {
    margin-bottom: 30px;
    color: #063970;
    font-size: 2.2rem;
    border-bottom: 2px solid #d4af37;
    padding-bottom: 10px;
    font-family: 'Trajan', serif;
  }
  .footer{margin-top:18px;padding-top:12px;border-top:1px solid rgba(0,0,0,0.04);display:flex;justify-content:space-between;align-items:center;color:#6b7280;font-size:0.9rem}
  .tag-filters {
    text-align: center;
    margin-bottom: 30px;
  }

  .search-wrap {
    margin: 0 0 18px;
  }

  #articleSearch {
    width: 100%;
    max-width: 460px;
    padding: 10px 12px;
    font-family: 'Trajan', serif;
    font-size: 0.95rem;
    border: 1px solid #cfd6dd;
    border-radius: 4px;
    background-color: #ffffff;
  }

  #articleSearch:focus {
    outline: none;
    border-color: #063970;
    box-shadow: 0 0 0 2px rgba(6,57,112,0.15);
  }

  .tag-button {
    display: inline-block;
    padding: 8px 15px;
    margin: 5px;
    border: 1px solid #063970;
    border-radius: 20px;
    background-color: #fff;
    color: #063970;
    cursor: pointer;
    transition: all 0.2s;
  }

  .tag-button.active {
    background-color: #063970;
    color: #fff;
  }

  .articles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 20px;
  }

  .article-card {
    background-color: #fff;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 6px rgba(0,0,0,0.1);
    transition: transform 0.2s, box-shadow 0.2s;
  }

  .article-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 15px rgba(0,0,0,0.2);
  }

  .article-card img {
    width: 100%;
    height: 150px;
    object-fit: cover;
  }

  .article-card .content {
    padding: 15px;
  }

  .article-card h2 {
    font-size: 1.2em;
    margin: 0 0 10px;
  }

  .article-card p {
    font-size: 0.95em;
    color: #555;
  }

  .article-card a {
    display: inline-block;
    margin-top: 10px;
    text-decoration: none;
    color: #063970;
    font-weight: bold;
  }

  .article-card a:hover {
    text-decoration: underline;
  }

  .meta {
    display: flex;
    gap: 10px;
    color: #6b7280;
    font-size: 0.85rem;
    margin-top: 8px;
  }

  .chips {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: 10px;
  }

  .chip {
    font-size: 0.78rem;
    border: 1px solid #d1dae4;
    padding: 3px 8px;
    border-radius: 999px;
    color: #334155;
    background: #f8fafc;
  }

  .empty-state {
    text-align: center;
    grid-column: 1 / -1;
    color: #6b7280;
  }

  .detail-main {
    min-height: calc(100vh - 100px);
  }

  .article-detail-card {
    background: #fff;
    border-radius: 8px;
    border: 1px solid #e6eaef;
    box-shadow: 0 2px 8px rgba(0,0,0,0.06);
    padding: 28px;
    margin-bottom: 18px;
    max-width: 860px;
    margin-left: auto;
    margin-right: auto;
  }

  .article-hero {
    display: grid;
    grid-template-columns: 220px 1fr;
    gap: 18px;
    align-items: start;
    margin-bottom: 18px;
  }

  .article-hero-text h1 {
    margin: 0 0 10px;
  }

  .article-detail-image {
    width: 220px;
    height: 220px;
    object-fit: cover;
    border-radius: 6px;
    border: 1px solid #e6eaef;
    background: #f8fafc;
  }

  .article-meta {
    color: #6b7280;
    font-size: 0.95rem;
    margin: 0 0 10px;
  }

  .article-summary {
    margin: 0;
    color: #475569;
    line-height: 1.75;
  }

  .article-body p {
    line-height: 1.85;
    color: #334155;
    font-size: 1.03rem;
    margin: 0 0 14px;
  }

  .article-body h2,
  .article-body h3 {
    color: #063970;
    margin-top: 22px;
    margin-bottom: 10px;
  }

  .article-body ul {
    margin: 0 0 14px 20px;
    color: #334155;
    line-height: 1.75;
  }

  .article-body li {
    margin-bottom: 6px;
  }

  @media (max-width: 768px) {
    .main {
      padding: 12px 15px;
      max-width: 100%;
      margin: 0;
      border-radius: 0;
      box-shadow: none;
    }

    .main h1 {
      font-size: 1.6rem;
      margin-bottom: 20px;
      padding-bottom: 8px;
    }

    .search-wrap {
      margin: 0 0 12px;
    }

    #articleSearch {
      max-width: 100%;
      font-size: 0.9rem;
      padding: 8px 10px;
    }

    .tag-filters {
      margin-bottom: 20px;
    }

    .tag-button {
      padding: 6px 12px;
      margin: 4px;
      font-size: 0.85rem;
    }

    .articles-grid {
      grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
      gap: 12px;
    }

    .article-card img {
      height: 120px;
    }

    .article-card .content {
      padding: 10px;
    }

    .article-card h2 {
      font-size: 1.05rem;
      margin: 0 0 6px;
    }

    .article-card p {
      font-size: 0.9rem;
    }

    .footer {
      flex-direction: column;
      gap: 8px;
      font-size: 0.8rem;
      text-align: center;
    }
  }

  @media (max-width: 480px) {
    .main {
      padding: 8px 10px;
    }

    .main h1 {
      font-size: 1.4rem;
      margin-bottom: 15px;
    }

    #articleSearch {
      font-size: 0.85rem;
      padding: 6px 8px;
    }

    .tag-button {
      padding: 5px 10px;
      margin: 3px;
      font-size: 0.8rem;
    }

    .articles-grid {
      grid-template-columns: 1fr;
      gap: 10px;
    }

    .article-card img {
      height: 150px;
    }

    .article-card .content {
      padding: 8px;
    }

    .article-card h2 {
      font-size: 1rem;
    }

    .article-card p {
      font-size: 0.85rem;
    }
  }

  @media (max-width: 760px) {
    .article-hero {
      grid-template-columns: 1fr;
    }

    .article-detail-image {
      width: 100%;
      height: auto;
      max-height: 300px;
    }

    .article-detail-card {
      padding: 15px;
      margin-bottom: 12px;
    }
  }

  @media (max-width: 480px) {
    .article-detail-card {
      padding: 10px;
    }

    .article-detail-image {
      max-height: 250px;
    }

    .article-body p {
      font-size: 0.95rem;
      line-height: 1.6;
    }

    .article-body h2,
    .article-body h3 {
      margin-top: 16px;
      margin-bottom: 8px;
      font-size: 1.1rem;
    }

    .article-meta {
      font-size: 0.85rem;
    }

    .chips {
      gap: 4px;
    }

    .chip {
      font-size: 0.75rem;
      padding: 2px 6px;
    }
  }

  .back-articles {
    text-decoration: none;
    color: #063970;
    font-weight: bold;
  }

  .back-articles:hover {
    text-decoration: underline;
  }